Mobile Develop

Sharedpreferences is often used to save simple data, such as recording the configuration of user operations, and easy to use.public class Sharedpreferencesutil {//stored sharedpreferences file name private static final String file_name =

First, you must obtain the system's sound service permissionsandroid:name= "Android.permission.MODIFY_AUDIO_SETTINGS"/>Then it's the variable that declares the control sound.// Call VolumeYou can then use the get and set methods of the Audomanager

Below we will learn from several aspects of the Android development process of code optimization, the need for a friend reference underUsually we write programs that are done under the pressure of the project plan, where the finished code can

============ Problem Description ============ {"Weatherinfo": {"City": "Beijing", "Cityid": "101010100", "Temp1": "2", "Temp2": "All", "weather": "Small to moderate Rain", "IMG1": " D21.gif "," Img2 ":" N7.gif "," Ptime ":" The " .This is the JSON

iOS Metro implementation, with Windows tile effect (one)No nonsense-upper slag map　　All the friends who turn out the "blog Park" Please indicate the source: http://www.cnblogs.com/xiaobajiu/p/4084717.htmlMicrosoft's Metro style looks technologically

Workaround for installing software hints with Yum:[[email protected] beauty]# Yum install gccLoaded Plugins:fastestmirrorExisting lock/var/run/yum.pid:another copy is running as PID 1479.Another app is currently holding the Yum lock; Waiting for it

1.Activity Package Com.mao.hello; Import android.app.Activity; Import Android.os.Bundle; Public class extends Activity { @Override publicvoid onCreate (Bundle savedinstancestate) { super. OnCreate (savedinstancestate);

============ Problem Description ============I am a designer, every time after the design of the app to cut a good figure and to develop, developers have to spend a lot of time on the interface effect written out, after the interface is the

============ Problem Description ============ I want to set it to show percentages, such asThis is my way of appeased, and I want to give me a little thought.public void DrawArc (RECTF oval, float startangle, float sweepAngle,Boolean usecenter,

For some reasons, many Google services are not accessible, so in many cases we can not upgrade the SDK, of course, through technical means will certainly be able to solve, but more cumbersome, and download speed is not good. Here I introduce a

This article from http://blog.csdn.net/hellogv/The GridView and ListView are often used as multi-control layouts, and the GridView is the first choice for implementing nine charts! This article is about how to use the GridView to implement the nine

Core Foundation FrameworkThe Core Foundation Framework (corefoundation.framework) is a set of C-language interfaces that provide basic data management and service capabilities for iOS applications. The following lists the data that the framework

Reprinted from: http://blog.csdn.net/jiuyueguang/article/details/9404237This article describes two methods for generating JNI header files using the Javah command, the first known Javah command, and the second for integration Javah into eclipse.

Preface (nonsense)Before we start a new Android app development, we need to create some new directory structures. A good directory structure allows the programmer to see the structure of the application at a glance, helping to help the latter

When using the Viewpager, it is found that the Viewpager in the left and right sliding, unable to cycle, in the Viewpager in the first or last page, cannot slide again, can only reverse slide. But look at a lot of other excellent applications, in

1. Previous projects have been using MVC to develop iOS, found that iOS has a disadvantage, MVC, viewcontroller inside there is a lot of business logic, when constantly modified, will find just a painful process.2. Before doing WPF, using the MVVM

In general, there are eight common design patterns: Singleton, factory, observer, Agent, command, adapter, composition, visitorSingleton mode: In order to make the system only one call object, the disadvantage is that the singleton makes the other

Reproduced herein please retain the following original author information: Original: Onev's Den http://www.onevcat.com/2012/02/iosversion/Compatibility, Developer's shameThe compatibility issue is one of the most vexing problems in developing the

iOS Development UI Chapter-uitableviewcell performance issuesFirst, some introduction of UITableViewCellEach line of the UITableView is a UITableViewCell, initialized by DataSource's Tableview:cellforrowatindexpath: method to initialize each

Restatement of the problem:After deleting the original workspace and re-install pods, you encounter warning:ld:warning:directory not found for option '-l/users/.../pods/build/debug-iphoneos ' Solution:Locate the search Paths-library search Paths in